Robust method for determination of magnetic field strength in solar photosphere

A.I. Prysiazhnyi, Astronomical Observatory of Ivan Franko National University of Lviv, M.I. Stodilka, N.G. Shchukina, Astronomical Observatory of Ivan Franko National University of Lviv, Main Astronomical Observatory of the National Academy of Sciences of Ukraine
2018 Kinematika i fizika nebesnyh tel (Online)  
2 Ãîëîâíà àñòðîíîì³÷íà îáñåðâàòîð³ÿ Íàö³îíàëüíî¿ àêàäå쳿 íàóê Óêðà¿íè, âóë. Àêàäåì³êà Çàáîëîòíîãî, 27, ì. Êè¿â, 03143 shchukin@mao.kiev.ua Ñò³éêèé ìåòîä âèçíà÷åííÿ íàïðóaeåíîñò³ ìàãí³òíîãî ïîëÿ ó ôîòîñôåð³ Ñîíöÿ Çàïðîïîíîâàíî ìîäèô³êàö³þ êëàñè÷íîãî ìåòîäó âèçíà÷åííÿ íàïðóaeå -íîñò³ ìàãí³òíîãî ïîëÿ çà â³äñòàííþ ì³ae ïîëîaeåííÿìè ï³ê³â ñèíüîãî ³ ÷åðâîíîãî êðèë V-ïðîô³ëþ Ñòîêñà ìàãí³òî÷óòëèâî¿ ñïåêòðàëüíî¿ ë³ í³¿. Äëÿ çìåíøåííÿ âïëèâó øóì³â òà á³ëüø êîðåêòíîãî âèçíà÷åííÿ â³äñòàí³ ì³ae
more » ... í³ ì³ae ïîëîaeåííÿìè ï³ê³â ñïîñòåðåaeóâàíèé ïðîô³ëü Ñòîêñà V áóëî àïðîêñèìîâàíî ìîäèô³êîâàíîþ âåéâëåò-ôóíêö³ºþ. Îïòèìàëüí³ çíà÷åííÿ êîåô³ö³ºíò³â àïðîêñèìàö³éíî¿ ôóíêö³¿ áóëî âèçíà÷åíî øëÿõîì áàãàòîâèì³ðíî¿ îïòèì³çàö³¿.  ðàìêàõ äàíîãî ï³äõîäó íàïðóaeå -í³ñòü ìàãí³òíîãî ïîëÿ ìîaeíà çíàéòè àíàë³òè÷íî çà â³äîìèìè êî -åô³ ö³ºíòàìè àïðîêñèìàö³éíî¿ ôóíêö³¿. Äëÿ òåñòóâàííÿ ìåòîäó áóëî âèêîðèñòàíî V-ïðîô³ë³ Ñòîêñà ñïåêòðàëüíî¿ ë³í³¿ íåéòðàëüíîãî çà -ë³ çà Fe I l 1564.8 íì. Ïðîô³ë³ áóëî ñèíòåçîâàíî ç âèêîðèñòàííÿì òðè -âèì³ðíî¿ ôîòîñôåðíî¿ ìîäåë³ ìàãí³òîêîíâåêö³¿ Ðåìïåëÿ. Ïîêàçàíî ðå çóëüòàò çàñòîñóâàííÿ çàïðîïîíîâàíîãî ìåòîäó äî ñïîñòåðåaeóâàíèõ V-ïðîô³ë³â Ñòîêñà. Äàíèé ìåòîä ìåíø ÷óòëèâèé äî øóì³â òà ôîðìè ñïîñòåðåaeóâàíîãî ñèãíàëó, ùî äîçâîëÿº îòðèìóâàòè á³ëüø íàä³éí³ çíà÷åííÿ íàïðóaeåíîñò³ ìàãí³òíîãî ïîëÿ ³ç ñïîñòåðåaeåíü ó ïîð³âíÿíí³ ç êëàñè÷íèì ìåòîäîì âèçíà÷åííÿ íàïðóaeåíîñò³ ïîëÿ çà ðîçùåïëåííÿì ïðîô³ëþ Ñòîêñà V. Êëþ÷îâ³ ñëîâà: Ñîíöå, ôîòîñôåðà, ìàãí³òí³ ïîëÿ, ä³àãíîñòèêà, åôåêò Çåºìàíà. ÂÑÒÓÏ Îñíîâíèì ³íñòðóìåíòîì äëÿ ä³àãíîñòèêè ìàãí³òíèõ ïîë³â íà Ñîíö³ º ³íòåðïðåòàö³ÿ ñïåêòðîïîëÿðèìåòðè÷íèõ ñïîñòåðåaeåíü [42, 89, 108]. 3 ÊÈÍÅÌÀÒÈÊÀ È ÔÈÇÈÊÀ ÍÅÁÅÑÍÛÕ ÒÅË òîì 34 ¹ 6 2018
doi:10.15407/kfnt2018.06.003 fatcat:bty3xplcvrdtrncmchql55vqou